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Thread Tools | Display Modes |
07-06-2022, 10:27 AM
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#1 |
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Badcaps Veteran
Join Date: May 2013
City & State: United Kingdom
My Country: uk
Line Voltage: 240v
I'm a: Hobbyist Tech
Posts: 1,862
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PF43hd6 no standby
Hi
This is a tv monitor which has no standby Fuses look also good so I need a bit of help please Voltages Con5 Gnd Gnd +5v =5.0v +5v =5.0v Ps/on =4.1v +5vsb = 5.0v +5v =5.0v +5v =5.0v Gnd Gnd Gnd +12v =13.3v +12v =13.3v Con3 +12v =13.3v +12v =13.3v On/off =0.00v Adj=5.0v Led backlight voltage +76.1v -0.00 +76.1v -0.00 Main cap is 323v Thanks |
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07-06-2022, 11:04 AM
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#2 |
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Badcaps Veteran
Join Date: Oct 2016
City & State: Bakersfield ca.
My Country: usa
Line Voltage: 120VAC 60Hz
I'm a: Knowledge Seeker
Posts: 2,809
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Re: PF43hd6 no standby
No standby or no backlights?
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I assume no responsibility for any stupid suggestions I might post. |
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07-06-2022, 11:14 AM
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#3 |
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Badcaps Veteran
Join Date: May 2013
City & State: United Kingdom
My Country: uk
Line Voltage: 240v
I'm a: Hobbyist Tech
Posts: 1,862
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Re: PF43hd6 no standby
Sorry no standby light or backlights
TV just seems totally dead |
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07-06-2022, 11:30 AM
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#4 |
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Badcaps Veteran
Join Date: May 2013
City & State: United Kingdom
My Country: uk
Line Voltage: 240v
I'm a: Hobbyist Tech
Posts: 1,862
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Re: PF43hd6 no standby
If I jump ps/on and 5v I get voltages
+12v go to 11.8v Ps/on goes to 4.8v |
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07-06-2022, 12:42 PM
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#5 |
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Badcaps Veteran
Join Date: Oct 2016
City & State: Bakersfield ca.
My Country: usa
Line Voltage: 120VAC 60Hz
I'm a: Knowledge Seeker
Posts: 2,809
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Re: PF43hd6 no standby
So mainboard not sending signal to turn on.
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07-06-2022, 01:02 PM
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#6 |
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Badcaps Veteran
Join Date: May 2013
City & State: United Kingdom
My Country: uk
Line Voltage: 240v
I'm a: Hobbyist Tech
Posts: 1,862
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Re: PF43hd6 no standby
Ok thanks I cant find a replacement mainboard anywhere
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07-06-2022, 01:17 PM
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#7 |
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Badcaps Veteran
Join Date: Oct 2016
City & State: Bakersfield ca.
My Country: usa
Line Voltage: 120VAC 60Hz
I'm a: Knowledge Seeker
Posts: 2,809
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Re: PF43hd6 no standby
Have you checked mainboard voltages? Try heating up your processor to see if TV will turn on?
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